| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 846.2 | USD | 20251120 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 818.0 | USD | 20251120 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 846.2 | USD | 20251120 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 818.0 | USD | 20251120 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 846.2 | USD | 20251120 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 789.79 | USD | 20251120 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 959.03 | USD | 20251120 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 916.72 | USD | 20251120 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 860.31 | USD | 20251120 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 1114.17 | USD | 20251120 |